133474653 has 24 divisors (see below), whose sum is σ = 210738528. Its totient is φ = 80907552.

The previous prime is 133474637. The next prime is 133474657. The reversal of 133474653 is 356474331.

133474653 is a `hidden beast` number, since 133 + 474 + 6 + 53 = 666.

It is not a de Polignac number, because 133474653 - 2⁴ = 133474637 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133474657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 675 + ... + 16352.

It is an arithmetic number, because the mean of its divisors is an integer number (8780772).

Almost surely, 2^133474653 is an apocalyptic number.

133474653 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

133474653 is a deficient number, since it is larger than the sum of its proper divisors (77263875).

133474653 is a wasteful number, since it uses less digits than its factorization.

133474653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17113 (or 17110 counting only the distinct ones).

The product of its digits is 90720, while the sum is 36.

The square root of 133474653 is about 11553.1230842573. The cubic root of 133474653 is about 511.0533821885.

The spelling of 133474653 in words is "one hundred thirty-three million, four hundred seventy-four thousand, six hundred fifty-three".